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प्रश्न
Mention the first vaccine developed against any human disease.
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उत्तर
The first vaccine was developed against small pox.
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संबंधित प्रश्न
A heavily bleeding and bruised road accident victim was brought to a nursing home. The doctor immediately gave him an injection to protect him against a deadly disease.
- Write what did the doctor inject into the patient’s body.
- How do you think this injection would protect the patient against the disease?
- Name the disease against which this injection was given and the kind of immunity it provides.
Discuss with your teacher what does ‘a suitable gene’ means, in the context of DNA vaccines.
Write a note on erythrocytes.
Both B-cells and T-cells are derived from __________.
Which cells stimulate B-cells to form antibodies?
What do the abbreviations AIIMS denote?
Passive immunity is ______.
Match column I with column II and choose the correct option.
| Column I | Column II | ||
| i. | Specificity | a. | Lymphocytes produced against each particular foreign molecule |
| ii. | Diversity | b. | Self-cells are not attacked by immune system of the own body |
| iii. | Memory | c. | Immune system works against multiple pathogens |
| iv. | Discrimination between self and non-self | d. | Stronger immune response on second encounter |
Due to which property of acquired immune system does a second encounter of the same pathogen brings about a stronger and quicker immune response?
______ provides a physical barrier.
